YR4, the asteroid has a 2.2% chance of hitting our planet on December 22, 2032, according to the European Space Agency.

For about six weeks now, NASA has been tracking a small asteroid called “2024 YR4.” It has a very low chance of hitting the Earth on Dec. 22, 2032.

CBC's Belle Puri is retiring after over four decades as a journalist. She has covered thousands of stories, but one story she told 10 years ago still resonates with her to this day. Belle looks back ...